Home / 277,439.10-415,873.53-119,534.46

Finding the Fourth Proportional to 277,439.10, 415,873.53 and 119,534.46

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Solution

The fourth proportional to 277,439.10, 415,873.53 and 119,534.46 is: 179,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,439.10 : 415,873.53 = 119,534.46 : x
  2. Step 2: Convert to fraction form
    277,439.10/415,873.53 = 119,534.46/x
  3. Step 3: Cross multiply
    277,439.10x = 415,873.53 × 119,534.46
  4. Step 4: Simplify right side
    277,439.10x = 49,711,217,836.84
  5. Step 5: Solve for x
    x = 49,711,217,836.84/277,439.10
  6. Step 6: Final answer
    x = 179,178.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.